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6ea8
From Proteopedia
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| - | '''Unreleased structure''' | ||
| - | + | ==Structure of VACV poxin in pre-reactive state with nonhydrolyzable 2'3' cGAMP== | |
| - | + | <StructureSection load='6ea8' size='340' side='right'caption='[[6ea8]], [[Resolution|resolution]] 2.60Å' scene=''> | |
| - | + | == Structural highlights == | |
| - | + | <table><tr><td colspan='2'>[[6ea8]] is a 10 chain structure with sequence from [https://en.wikipedia.org/wiki/Vaccinia_virus_WR Vaccinia virus WR]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6EA8 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6EA8 FirstGlance]. <br> | |
| - | + | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.6Å</td></tr> | |
| - | [[Category: | + | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=J2A:(2S,5R,7R,8R,10R,12aR,14R,15R,15aS,16R)-7-(2-amino-6-oxo-3,6-dihydro-9H-purin-9-yl)-14-(6-amino-9H-purin-9-yl)-15,16-dihydroxy-2,10-disulfanyloctahydro-2H,10H,12H-5,8-methano-2lambda~5~,10lambda~5~-furo[3,2-l][1,3,6,9,11,2,10]pentaoxadiphosphacyclotetradecine-2,10-dione'>J2A</scene>, <scene name='pdbligand=J2B:O-[(1R,2R,3R)-5-{[(S)-{[(2R,3R,4R,5R)-2-(2-amino-6-oxo-3,6-dihydro-9H-purin-9-yl)-4-hydroxy-5-(hydroxymethyl)tetrahydro+furan-3-yl]oxy}(sulfanyl)phosphoryl]oxy}-1-(6-amino-9H-purin-9-yl)-1,2-dihydroxypentan-3-yl]+dihydrogen+(R)-phosphorothioate'>J2B</scene></td></tr> |
| + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=6ea8 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6ea8 OCA], [https://pdbe.org/6ea8 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6ea8 RCSB], [https://www.ebi.ac.uk/pdbsum/6ea8 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6ea8 ProSAT]</span></td></tr> | ||
| + | </table> | ||
| + | == Function == | ||
| + | [https://www.uniprot.org/uniprot/POXIN_VACCW POXIN_VACCW] Nuclease that is responsible for viral evasion of host cGAS-STING innate immunity (PubMed:30728498). Cleaves 2',3'-cGAMP which is produced by host cGAS following recognition of cytosolic DNA and blocks the subsequent 2',3'-cGAMP-mediated activation of TMEM173/STING, which normally spreads to adjacent cells and activates the interferon and NF-kappa-B immune responses (PubMed:30728498).<ref>PMID:30728498</ref> | ||
| + | == References == | ||
| + | <references/> | ||
| + | __TOC__ | ||
| + | </StructureSection> | ||
| + | [[Category: Large Structures]] | ||
| + | [[Category: Vaccinia virus WR]] | ||
| + | [[Category: Eaglesham JB]] | ||
| + | [[Category: Kranzusch PJ]] | ||
Current revision
Structure of VACV poxin in pre-reactive state with nonhydrolyzable 2'3' cGAMP
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